module tree-a {
    namespace "urn:tree-a";
    prefix ta;

    grouping group1 {
        leaf leaf1 {
            type string;
        }
    }

    grouping group2 {
        leaf leaf2 {
            type string;
        }
    }

    container cont {
        leaf leaf3 {
            type uint8;
        }
    }

    rpc rpc1;
    rpc rpc2;

    notification notif1;
    notification notif2;
}